What Are U Shaped Valleys? A U-shaped valley is an geological formation with high, steep sides and a flat or rounded valley bottom. These valleys are created by glaciation. They usually contain lakes or rivers, sandtraps along a golf courses, kettle lakes (water hazards), or other natural features. Glacial erosion https://www-sofasandcouches-com41744.blogprodesign.com/51878323/it-s-time-to-upgrade-your-sectional-u-shape-options